<template>
    <div id="elecData_father">
        <div class="login">
            <div class="login-box">
                <span class="login-right-warp-one"></span>
                <span class="login-right-warp-two"></span>
                <el-form ref="loginRef" :model="loginForm" :rules="loginRules" class="login-form">
                    <el-form-item prop="username">
                        <el-input v-model="loginForm.username" type="text" size="large" auto-complete="off" placeholder="账号">
                            <template #prefix>
                                <svg-icon icon-class="user" class="el-input__icon input-icon" />
                            </template>
                        </el-input>
                    </el-form-item>
                    <el-form-item prop="password">
                        <el-input v-model="loginForm.password" type="password" size="large" auto-complete="off" placeholder="密码" @keyup.enter="handleLogin">
                            <template #prefix>
                                <svg-icon icon-class="password" class="el-input__icon input-icon" />
                            </template>
                        </el-input>
                    </el-form-item>
                    <el-form-item prop="code" v-if="captchaEnabled">
                        <el-input v-model="loginForm.code" size="large" auto-complete="off" placeholder="验证码" style="width: 63%" @keyup.enter="handleLogin">
                            <template #prefix>
                                <svg-icon icon-class="validCode" class="el-input__icon input-icon" />
                            </template>
                        </el-input>
                        <div class="login-code">
                            <img :src="codeUrl" @click="getCode" class="login-code-img" />
                        </div>
                    </el-form-item>
                    <el-checkbox v-model="loginForm.rememberMe" style="margin: 0px 0px 25px 0px; color: #fff">记住密码</el-checkbox>
                    <el-form-item style="width: 100%" class="login-btn">
                        <el-button class="input-btn" :loading="loading" size="large" type="primary" style="width: 100%" @click.prevent="handleLogin">
                            <span v-if="!loading">登 录</span>
                            <span v-else>登 录 中...</span>
                        </el-button>
                        <div style="float: right" v-if="register">
                            <router-link class="link-type" :to="'/register'">立即注册</router-link>
                        </div>
                    </el-form-item>
                </el-form>
            </div>
            <!--  底部  -->
            <div class="el-login-footer">
                <span>Copyright © 2023</span>
            </div>
        </div>
    </div>
</template>

<script setup lang="ts">
    import { ref, getCurrentInstance, onMounted, onDeactivated, nextTick, onUnmounted } from "vue";
    import { useRouter } from "vue-router";
    import { getCodeImg } from "@/api/login";
    import Cookies from "js-cookie";
    import { encrypt, decrypt } from "@/utils/jsencrypt";
    import useUserStore from "@/store/modules/user";
    import { ConfigKeyEnum } from "@/enums/config";
    import useConfigStore from "@/store/modules/config";
    import { initSysDict } from "@/utils/dict";
    import { stringToBoolean } from "@/utils/common";
    import "@/assets/js/canvas-nest.min.js";
    const userStore = useUserStore();
    const router = useRouter();
    const { proxy } = getCurrentInstance() as any;

    const loginForm: any = ref({
        username: "admin",
        password: "admin123",
        rememberMe: false,
        code: "",
        uuid: "",
    });

    const loginRules = {
        username: [{ required: true, trigger: "blur", message: "请输入您的账号" }],
        password: [{ required: true, trigger: "blur", message: "请输入您的密码" }],
        code: [{ required: true, trigger: "change", message: "请输入验证码" }],
    };

    const codeUrl = ref("");
    const loading = ref(false);
    // 验证码开关
    const captchaEnabled = ref(true);
    // 注册开关
    const register = ref(true);
    const configStore = useConfigStore();
    if (configStore.getConfigValue(ConfigKeyEnum.REGISTERUSER) == "true") {
        register.value = true;
    } else {
        register.value = false;
    }
    const redirect = ref(undefined);

    function handleLogin() {
        proxy.$refs.loginRef.validate((valid: any) => {
            if (valid) {
                loading.value = true;
                // 勾选了需要记住密码设置在 cookie 中设置记住用户名和密码
                if (loginForm.value.rememberMe) {
                    Cookies.set("username", loginForm.value.username, { expires: 30 });
                    Cookies.set("password", encrypt(loginForm.value.password).toString(), {
                        expires: 30,
                    });
                    Cookies.set("rememberMe", loginForm.value.rememberMe, { expires: 30 });
                } else {
                    // 否则移除
                    Cookies.remove("username");
                    Cookies.remove("password");
                    Cookies.remove("rememberMe");
                }
                // 调用action的登录方法
                userStore
                    .login(loginForm.value)
                    .then(() => {
                        // 初始化所有字典
                        if (stringToBoolean(configStore.getConfigValue(ConfigKeyEnum.INITDICT)) == true) {
                            initSysDict();
                        }
                        router.push({ path: redirect.value || "/" });
                    })
                    .catch(() => {
                        loading.value = false;
                        // 重新获取验证码
                        if (captchaEnabled.value) {
                            getCode();
                        }
                    });
            }
        });
    }

    function getCode() {
        getCodeImg().then((res: any) => {
            captchaEnabled.value = res.captchaEnabled === undefined ? true : res.captchaEnabled;
            if (captchaEnabled.value) {
                codeUrl.value = "data:image/gif;base64," + res.img;
                loginForm.value.uuid = res.uuid;
            }
        });
    }

    function getCookie() {
        const username = Cookies.get("username");
        const password = Cookies.get("password");
        const rememberMe = Cookies.get("rememberMe");
        loginForm.value = {
            username: username === undefined ? loginForm.value.username : username,
            password: password === undefined ? loginForm.value.password : decrypt(password),
            rememberMe: rememberMe === undefined ? false : Boolean(rememberMe),
        };
    }

    getCode();
    getCookie();

    onMounted(() => {
        nextTick(() => {
            document.getElementsByClassName("nest-dynamic-particle")[0].classList.add("index_bg");
        });
    });
    onUnmounted(() => {
        document.getElementsByClassName("nest-dynamic-particle")[0].classList.remove("index_bg");
    });
    onDeactivated(() => {
        document.getElementsByClassName("nest-dynamic-particle")[0].classList.remove("index_bg");
    });
</script>
<style lang="scss">
    .index_bg {
        width: 100%;
        height: 100vh;
        background: rgba(0, 0, 0, 0.6) !important;
        z-index: 0 !important;
    }
</style>

<style lang="scss" scoped>
    #elecData_father {
        width: 100%;
        height: 100%;
    }

    .login {
        display: flex;
        justify-content: center;
        align-items: center;
        height: 100%;
        background-image: url("../assets/images/login.jpg");
        background-size: cover;

        .login-box {
            display: flex;
            justify-content: center;
            align-content: space-around;
            flex-wrap: wrap;
            width: 600px;
            height: 400px;
            background-color: rgba(0, 0, 0, 0.5);
            border: 10px;
            padding: 20px 50px;
            border-radius: 20px;

            position: relative;
            overflow: hidden;
            z-index: 2;

            .login-right-warp-one,
            .login-right-warp-two {
                position: absolute;
                display: block;
                width: inherit;
                height: inherit;
                &::before,
                &::after {
                    content: "";
                    position: absolute;
                    z-index: 1;
                }
            }
            .login-right-warp-one {
                &::before {
                    filter: hue-rotate(0deg);
                    top: -20px;
                    left: 0;
                    width: 100%;
                    height: 3px;
                    background: linear-gradient(90deg, transparent, var(--el-color-primary));
                    animation: loginLeft 3s linear infinite;
                }
                &::after {
                    filter: hue-rotate(60deg);
                    // top: -100%;
                    right: 2px;
                    width: 3px;
                    height: 100%;
                    background: linear-gradient(180deg, transparent, var(--el-color-primary));
                    animation: loginTop 3s linear infinite;
                    animation-delay: 0.7s;
                }
            }
            .login-right-warp-two {
                &::before {
                    filter: hue-rotate(120deg);
                    bottom: 20px;
                    // right: -100%;
                    width: 100%;
                    height: 3px;
                    background: linear-gradient(270deg, transparent, var(--el-color-primary));
                    animation: loginRight 3s linear infinite;
                    animation-delay: 1.4s;
                }
                &::after {
                    filter: hue-rotate(300deg);
                    // bottom: -100%;
                    left: 0px;
                    width: 3px;
                    height: 100%;
                    background: linear-gradient(360deg, transparent, var(--el-color-primary));
                    animation: loginBottom 3s linear infinite;
                    animation-delay: 2.1s;
                }
            }
            @keyframes loginLeft {
                0% {
                    left: -100%;
                }
                50%,
                100% {
                    left: 100%;
                }
            }
            @keyframes loginTop {
                0% {
                    top: -100%;
                }
                50%,
                100% {
                    top: 100%;
                }
            }
            @keyframes loginRight {
                0% {
                    right: -100%;
                }
                50%,
                100% {
                    right: 100%;
                }
            }
            @keyframes loginBottom {
                0% {
                    bottom: -100%;
                }
                50%,
                100% {
                    bottom: 100%;
                }
            }
        }
    }

    .title {
        margin: 0px auto 30px auto;
        text-align: center;
        color: #707070;
    }

    .login-form {
        border-radius: 6px;
        // background: #ffffff;
        width: 400px;
        padding: 25px 25px 5px 25px;
        .el-input {
            height: 40px;
            input {
                height: 40px;
            }
        }
        .input-icon {
            height: 39px;
            width: 14px;
            margin-left: 0px;
        }
    }
    .login-tip {
        font-size: 13px;
        text-align: center;
        color: #bfbfbf;
    }
    .login-code {
        width: 33%;
        height: 40px;
        // float: right;
        position: absolute;
        right: 0px;
        img {
            cursor: pointer;
            vertical-align: middle;
        }
    }
    .el-login-footer {
        height: 40px;
        line-height: 40px;
        position: fixed;
        bottom: 0;
        width: 100%;
        text-align: center;
        color: #fff;
        font-family: Arial;
        font-size: 12px;
        letter-spacing: 1px;
    }
    .login-code-img {
        height: 40px;
        // padding-left: 12px;
        width: 100%;
        border-radius: 6px;
    }
    .login-btn {
        margin-top: -3px;
    }
    .login-btn .input-btn {
        display: flex;
        justify-content: center;
        align-items: center;
        margin-top: 25px;
        width: 145px;
        height: 25px;
        color: #fff;
        background: linear-gradient(120deg, #a6c0fe 0%, #f68084 100%);
        border-radius: 25px;
        cursor: pointer;
    }
</style>
